zài / jǐ / hé / xué / zhōng / liǎng / tiáo / yì / miàn / zhí / xiàn / jì / bù / píng / xíng / yě / bù / xiāng / jiāo

在几何学中，两条异面直线既不平行也不相交。

In geometry, two skew lines are neither parallel nor intersect.